Home / 5,875.28-8,108.39-3,223.20

Finding the Fourth Proportional to 5,875.28, 8,108.39 and 3,223.20

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Solution

The fourth proportional to 5,875.28, 8,108.39 and 3,223.20 is: 4,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.28 : 8,108.39 = 3,223.20 : x
  2. Step 2: Convert to fraction form
    5,875.28/8,108.39 = 3,223.20/x
  3. Step 3: Cross multiply
    5,875.28x = 8,108.39 × 3,223.20
  4. Step 4: Simplify right side
    5,875.28x = 26,134,962.65
  5. Step 5: Solve for x
    x = 26,134,962.65/5,875.28
  6. Step 6: Final answer
    x = 4,448.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.